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NSSC · NAPCO SECURITY TECHNOLOGIES, INC

Everything on this page is public record — SEC Form 4 filings and congressional disclosures — alongside any INSIDER SCANNER research case for this company.

Open-market buys0
Open-market sells4
Research cases0
Last filing2026-08-27

Insider flow: Selling only — a count of disclosed transactions, not a rating or a recommendation.

Insider transaction timeline

Every reported transaction, positioned by trade date. Purchases sit above the axis, sales below; circle area is proportional to dollar value. No share-price line is drawn — this feed carries transaction prices only, and a price history inferred from them would imply market data the filings do not contain.

Open-market purchase Open-market sale
2026-08-26 — SOLOWAY RICHARD · sold 95,471 @ $35.93 2026-08-26 — Soloway Donna Anne · sold 28,000 @ $35.98 2026-08-27 — SOLOWAY RICHARD · sold 379,529 @ $34.50 2026-08-27 — Soloway Donna Anne · sold 20,962 @ $34.62
2026-08-262026-08-27

Insider participation

One row per insider, one cell per reported transaction, shaded by value. Repeat buying and activity clustered in time are visible at a glance.

SOLOWAY RICHARD Founder and Executive Chairman, Director
Soloway Donna Anne Director
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The analysis built on top of these filings

The filings above are public record and stay public here. What an account adds for $NSSC is the reading of them — and for this company, that is what the list below says it is, no more.

  • Transaction timelineThe [{'transaction_date': '2026-08-27', 'insider_name': 'SOLOWAY RICHARD', 'insider_title': 'Founder and Executive Chairman, Director', 'transaction_type': 'Open-market sell', 'shares': 379529.0, 'price': 34.5, 'value': 13093750.5, 'is_buy': False}, {'transaction_date': '2026-08-27', 'insider_name': 'Soloway Donna Anne', 'insider_title': 'Director', 'transaction_type': 'Open-market sell', 'shares': 20962.0, 'price': 34.62, 'value': 725704.44, 'is_buy': False}, {'transaction_date': '2026-08-26', 'insider_name': 'SOLOWAY RICHARD', 'insider_title': 'Founder and Executive Chairman, Director', 'transaction_type': 'Open-market sell', 'shares': 95471.0, 'price': 35.93, 'value': 3430273.03, 'is_buy': False}, {'transaction_date': '2026-08-26', 'insider_name': 'Soloway Donna Anne', 'insider_title': 'Director', 'transaction_type': 'Open-market sell', 'shares': 28000.0, 'price': 35.98, 'value': 1007440.0, 'is_buy': False}] reported transactions plotted over the window rather than listed, so concentration is visible.

Not available for NSSC today: no reported open-market purchases in this window, so there is no insider cost basis to compute; no research case — nothing here has cleared the scoring threshold. Both appear on this page on their own if that changes.

A free account opens all of it.

Not financial advice. This page reports public filings and past research output. It is not a recommendation to buy or sell, and no price target here is a prediction. Trade at your own risk.